Registered patent attorney
Jeffrey G Degenfelder
Firm
Carstens & Calhoon, LLP
Address
13760 Noel Road, Suite 900
Dallas, TX, 75240
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Jeffrey G Degenfelder
Is Jeffrey G Degenfelder a registered patent attorney?
Yes. Jeffrey G Degenfelder is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44647). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Jeffrey G Degenfelder located?
Jeffrey G Degenfelder's office is in Dallas, Texas (75240). Affiliated with Carstens & Calhoon, LLP.
What firm does Jeffrey G Degenfelder work at?
Jeffrey G Degenfelder is listed as affiliated with Carstens & Calhoon, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Jeffrey G Degenfelder?
Jeffrey G Degenfelder's office phone (per the USPTO public roster) is 972-367-2001. Verify availability and intake details directly with the firm before sending privileged materials.
Should I prepare anything before contacting a patent attorney?
Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.
Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.